Browning, James S. Continuous flotation of high-clay potash ores Browning, James S.; Johnson, Arthur B.; McVay, Thomas L. - Washington Bureau of mines 1975 - 16 p. - RI 8081 . Subjects--Topical Terms: MINERIAMINING Subjects--Index Terms: MINAS DE POTASA ARCILLA POTASH MINES ORES Universal Decimal Class. No.: 622